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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/SLOF/slof/fs/dma-function.fs
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/SLOF/slof/fs/dma-function.fs')
-rw-r--r--qemu/roms/SLOF/slof/fs/dma-function.fs36
1 files changed, 36 insertions, 0 deletions
diff --git a/qemu/roms/SLOF/slof/fs/dma-function.fs b/qemu/roms/SLOF/slof/fs/dma-function.fs
new file mode 100644
index 000000000..c1c8716ca
--- /dev/null
+++ b/qemu/roms/SLOF/slof/fs/dma-function.fs
@@ -0,0 +1,36 @@
+\ *****************************************************************************
+\ * Copyright (c) 2004, 2014 IBM Corporation
+\ * All rights reserved.
+\ * This program and the accompanying materials
+\ * are made available under the terms of the BSD License
+\ * which accompanies this distribution, and is available at
+\ * http://www.opensource.org/licenses/bsd-license.php
+\ *
+\ * Contributors:
+\ * IBM Corporation - initial implementation
+\ ****************************************************************************/
+
+\ DMA memory allocation functions
+: dma-alloc ( size -- virt )
+ my-phandle TO calling-child
+ s" dma-alloc" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-free ( virt size -- )
+ my-phandle TO calling-child
+ s" dma-free" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-map-in ( virt size cacheable? -- devaddr )
+ my-phandle TO calling-child
+ s" dma-map-in" my-phandle parent $call-static
+ 0 TO calling-child
+;
+
+: dma-map-out ( virt devaddr size -- )
+ my-phandle TO calling-child
+ s" dma-map-out" my-phandle parent $call-static
+ 0 TO calling-child
+;